Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing Authority	Midcontinent Independent System Operator, Inc.
States	Arkansas Illinois Indiana Iowa Kentucky Louisiana Michigan Minnesota Mississippi Missouri Montana North Dakota South Dakota Texas Wisconsin
Last Update	Nov 2024
Annual Generation	631.0 TWh
Power Plants	2,653
Utilities	1,202
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 39.8% Coal \| 26.3% Wind \| 15.6% Nuclear \| 14% Solar \| 2.1% Water \| 1.7% Other Fuel \| 0.4%

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Daily Net Generation for Midcontinent Independent System Operator, Inc. for the past 3 Years

Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Fairmont (MN)	Southern Minnesota Mun P Agny	Fairmont, MN	13 GWh	Dec 1974	Dec 2023	Natural Gas : 99.6%
SMMPA Methane Energy Facility	Southern Minnesota Mun P Agny	Mora, MN	1 GWh	Mar 2012	Dec 2023	Landfill Gas
Southern Minnesota Beet Sugar	Southern Minnesota Beet Sugar	Renville, MN	27 GWh	Aug 1976	Aug 2024	Subbituminous Coal : 72.1% Natural Gas : 26.4% Residual Fuel Oil : 1.5%
F B Culley	Southern Indiana Gas & Elec Co	Newburgh, IN	2 TWh	Nov 1966	Aug 2024	Bituminous Coal : 97.5% Natural Gas : 2.5%
A B Brown	Southern Indiana Gas & Elec Co	Mount Vernon, IN	290 GWh	Feb 1979	Aug 2024	Bituminous Coal : 82.5% Natural Gas : 17.4%
Veolia ES Blackfoot Landfill Facility	Southern Indiana Gas & Elec Co	Winslow, IN	9 GWh	May 2009	Dec 2023	Landfill Gas
Oak Hill Solar Array	Southern Indiana Gas & Elec Co	Evansville, IN	3 GWh	Oct 2018	Dec 2023	Solar
Volkman Road Solar Array Hybrid	Southern Indiana Gas & Elec Co	Evansville, IN	2 GWh	Oct 2018	Dec 2023	Solar
Troy Solar	Southern Indiana Gas & Elec Co	Troy, IN	89 GWh	Mar 2021	Aug 2024	Solar
SIUC	Southern Illinois University Carbondale	Carbondale, IL	3 GWh	May 1998	Aug 2024	Bituminous Coal
Marion	Southern Illinois Power Coop	Marion, IL	764 GWh	May 1963	Aug 2024	Bituminous Coal : 85.7% Natural Gas : 14.2%
South Garden	South Garden LLC	Winstead, MN	1 GWh	Jun 2023	Dec 2023	Solar
South Fork Wind Farm	South Fork Wind, LLC	Round Lake, MN	54 GWh	Nov 2016	Dec 2023	Wind
Solar Star Urbana Landfill East	Solar Star Urbana Landfill East, LLC	Urbana, IL	3 GWh	Sep 2021	Dec 2023	Solar
Solar Star Urbana Landfill Central	Solar Star Urbana Landfill Central, LLC	Urbana, IL	4 GWh	Oct 2021	Dec 2023	Solar
Amazon MDW7 Solar Project	Solar Star Prime 6, LLC	Monee, IL	361 MWh	Oct 2022	Dec 2023	Solar
Syncarpha Dodge 1 CSG	Solar Provider Group MN I LLC	Dodge Center, MN	2 GWh	Apr 2019	Dec 2023	Solar
SCS COUNTY 012631 Champaign, LLC	Sol Systems	Champaign, IL	4 GWh	Aug 2021	Dec 2023	Solar
SCS Galena 012589 Peoria, LLC	Sol Systems	Peoria, IL	4 GWh	Nov 2021	Dec 2023	Solar
SCS West Fairchild 011958 Danville, LLC	Sol Systems	Danville, IL	3 GWh	Jun 2021	Dec 2023	Solar
SCS American Bottoms 009885 Sauget, LLC	Sol Systems	Sauget, IL	3 GWh	Jul 2020	Dec 2023	Solar
Prairie Creek Solar	Sol Systems	Jacksonville, IL	50 GWh	Oct 2023	Aug 2024	Solar
LA3 West Baton Rouge Solar Facility	Sol Systems	West Baton Rouge, LA	114 GWh	Aug 2020	Aug 2024	Solar
Northern Cardinal Solar SCS IL 1, LLC	Sol Systems	Champaign, IL	19 GWh	Jan 2021	Dec 2023	Solar
Conrath DPC Solar	SoCore Energy LLC	Conrath, WI	1 GWh	May 2017	Dec 2023	Solar
Athens MN CONX	SoCore Energy LLC	Athens, MN	10 GWh	Nov 2018	Dec 2023	Solar
Anoka County MN CONX	SoCore Energy LLC	Ramsey, MN	6 GWh	Sep 2018	Dec 2023	Solar
Hampton MN GRE	SoCore Energy LLC	Hampton Township, MN	4 GWh	Sep 2018	Dec 2023	Solar
Taylors Falls CSG	SoCore Energy LLC	Taylor Falls, MN	8 GWh	Dec 2017	Dec 2023	Solar
Vermillion River_MN_GRE DEA-GM	SoCore Energy LLC	Farmington, MN	5 GWh	Nov 2019	Dec 2023	Solar
Lahr 1, LLC	SoCore Energy LLC	Wakefield Township, MN	9 GWh	Dec 2017	Dec 2023	Solar
Whistling Winds DPC Solar	SoCore Energy LLC	New Lisbon, WI	3 GWh	May 2017	Aug 2024	Solar
Medford DPC Solar	SoCore Energy LLC	Medford, WI	3 GWh	Jan 2017	Aug 2024	Solar
Mt. Hope DPC Solar	SoCore Energy LLC	Mt. Hope, WI	2 GWh	Dec 2016	Aug 2024	Solar
Downsville DPC Solar	SoCore Energy LLC	Menomonee, WI	2 GWh	Jan 2017	Aug 2024	Solar
New Auburn DPC Solar	SoCore Energy LLC	New Auburn, WI	4 GWh	Dec 2017	Aug 2024	Solar
Strawberry Point DPC Solar	SoCore Energy LLC	Strawberry Point, IA	2 GWh	Oct 2017	Dec 2023	Solar
Sand Lake DPC Solar	SoCore Energy LLC	Centuria, WI	2 GWh	Oct 2017	Dec 2023	Solar
Michael Solar	SoCore Energy LLC	Freeport, MN	7 GWh	Nov 2017	Dec 2023	Solar
Liberty Pole DPC Solar	SoCore Energy LLC	Viroqua, WI	2 GWh	Apr 2017	Aug 2024	Solar
Warren DPC Solar	SoCore Energy LLC	Roberts, WI	4 GWh	Apr 2017	Aug 2024	Solar
Nesvold Watertown Solar	SoCore Energy LLC	Watertown, MN	9 GWh	Dec 2017	Dec 2023	Solar
Lafayette DPC Solar	SoCore Energy LLC	Chippewa Falls, WI	2 GWh	May 2017	Dec 2023	Solar
GRE Marshan Solar	SoCore Energy LLC	Hastings, MN	1 GWh	Oct 2017	Dec 2023	Solar
Gopher CSG	SoCore Energy LLC	Taylor Falls, MN	8 GWh	Dec 2017	Dec 2023	Solar
Richmond CSG	SoCore Energy LLC	Richmond, MN	9 GWh	Nov 2017	Dec 2023	Solar
Sauk DPC Solar	SoCore Energy LLC	Wonewoc, WI	1 GWh	Dec 2016	Dec 2023	Solar
Sleepy Eye	Sleepy Eye Public Utility Comm	Sleepy Eye, MN	66 MWh	Jun 1995	Dec 2023	Distillate Fuel Oil
State Auto Insurance	SLB Milbank LLC	Milbank, SD	14 MWh	Mar 2001	Dec 2022	Distillate Fuel Oil
Sky Volt	Sky Volt, LLC	Greenfield, IA	4 GWh	Jul 2012	Dec 2023	Wind
Siems Solar Project CSG	Siems Community Solar LLC	Mazeppa, MN	2 GWh	Jul 2020	Dec 2023	Solar
Shipsterns Solar, LLC	Shipsterns Solar, LLC	Albion, MI	1 GWh	Sep 2023	Dec 2023	Solar
Shell Chemical	Shell Chemical LP - Geismar	Geismar, LA	560 GWh	Jul 2002	Dec 2023	Natural Gas
Shaokatan Hills LLC	Shaokatan Hills, LLC (Longroad)	Hendricks, MN	15 GWh	Jul 1999	Dec 2023	Wind
Shane's Wind Machine	Shane's Wind Machine LLC	Ruthton, MN	5 GWh	Jun 2006	Dec 2023	Wind
Severson Garden	Severson HoldCo LLC	Waseca, MN	2 GWh	Sep 2020	Dec 2023	Solar
Searcy Solar Hybrid	Searcy Solar, LLC	Searcy, AR	208 GWh	Dec 2021	Aug 2024	Solar
Schwinghamer Project CSG	Schwinghamer Community Solar LLC	Albany, MN	2 GWh	Nov 2019	Dec 2023	Solar
Schulte 2 Community Solar	Schulte 2 Community Solar	Lacon, IL	4 GWh	Nov 2020	Dec 2023	Solar
Schull CSG	Schull CSG LLC	Mapleton, MN	2 GWh	Oct 2021	Dec 2023	Solar
Schueler Community Solar	Schueler Community Solar LLC	Annandale, MN	2 GWh	Jul 2020	Dec 2023	Solar
School Sisters CSG	School Sisters CSG LLC	Mankato, MN	2 GWh	Apr 2018	Dec 2023	Solar
Scandia Community Solar Garden	Scandia CSG LLC	Scandia, MN	4 GWh	Jun 2018	Dec 2023	Solar
Sartell Holdco CSG	Sartell Holdco LLC	Sartell, MN	9 GWh	Apr 2019	Dec 2023	Solar
Sappi Cloquet Mill	Sappi Cloquet LLC	Cloquet, MN	469 GWh	Dec 1928	Aug 2024	Black Liquor : 66.0% Wood/Wood Waste Solids : 17.6% Natural Gas : 11.4% Water : 4.3% Sludge Waste : 0.6%
Sandoval	Sandoval Holdco, LLC	Centralia, IL	5 GWh	Feb 2021	Dec 2023	Solar
SAF Hydroelectric LLC	SAF Hydroelectric LLC	Minneapolis, MN	29 GWh	Nov 2011	Dec 2023	Water
Sac County Wind, LLC	Sac County Wind	Sac City, IA	339 GWh	Nov 2021	Aug 2024	Wind
SABIC Innovative Plastics Mt. Vernon	SABIC IP Mt. Vernon, LLC	Mount Vernon, IN	516 GWh	May 1996	Aug 2024	Natural Gas
Waxdale	S.C. Johnson & Son, Inc.	Sturtevant, WI	45 GWh	Nov 2003	Aug 2024	Natural Gas : 41.4% Landfill Gas : 40.3% Wind : 13.0% Solar : 5.3%
Pioneer Trail Wind Farm, LLC	RWE Renewables Americas, LLC	Paxton, IL	434 GWh	Nov 2011	Dec 2023	Wind
Settlers Trail Wind Farm LLC	RWE Renewables Americas, LLC	Sheldon, IL	321 GWh	Sep 2011	Dec 2023	Wind
Rosewater Wind Farm	Rosewater Wind Farm LLC	Chalmers, IN	294 GWh	Nov 2020	Aug 2024	Wind
Rosemount Community Solar	Rosemount Community Solar	Rosemount, MN	8 GWh	Nov 2016	Dec 2023	Solar
Roseman	Roseman Energy, LLC	Anita, IA	7 GWh	Jan 2017	Dec 2023	Wind
Roquette America	Roquette America	Keokuk, IA	189 GWh	Jun 2004	Aug 2024	Natural Gas : 99.2%
Rollingstone Holdco CSG	Rollingstone Holdco LLC	Rollingstone, MN	7 GWh	Jul 2019	Dec 2023	Solar
Battle Creek Mill	RockTenn-Battle Creek Mill	Battle Creek, MI	4 GWh	Dec 1950	Dec 2023	Natural Gas
Rockford Solar	Rockford Solar, LLC	Rockford, IL	4 GWh	Nov 2021	Dec 2023	Solar
Rockford CS 2	Rockford CS 2, LLC	Rockford, IL	4 GWh	Mar 2021	Dec 2023	Solar
Rockford CS 1	Rockford CS 1, LLC	Rockford, IL	4 GWh	Mar 2021	Dec 2023	Solar
Rock County Wind Fuel, LLC	Rock County Wind Fuel, LLC	Luverne, MN	18 GWh	Apr 2020	Dec 2023	Wind
Westside Energy Station	Rochester Public Utilities	Rochester, MN	48 GWh	Feb 2018	Dec 2023	Natural Gas
Rochester Hydro	Rochester Public Utilities	Mazeppa, MN	10 GWh	Aug 1984	Dec 2023	Water
IBM West	Rochester Public Utilities	Rochester, MN	34 MWh	Sep 2005	Dec 2023	Distillate Fuel Oil
Cascade Creek	Rochester Public Utilities	Rochester, MN	39 GWh	May 1975	Dec 2023	Natural Gas : 98.5% Distillate Fuel Oil : 1.5%
Roberds Garden CSG	Roberds Garden LLC	Faribault, MN	2 GWh	Aug 2019	Dec 2023	Solar
RJC II Community Solar Garden	RJC II CSG LLC	Owatonna, MN	2 GWh	May 2018	Dec 2023	Solar
RJC I CSG	RJC I CSG LLC	Owatonna, MN	2 GWh	Jun 2018	Dec 2023	Solar
Riverview Energy Systems	Riverview Energy Systems	Riverview, MI	28 GWh	Dec 1987	Dec 2023	Landfill Gas
Ridgewind	Ridgewind Power Partners LLC	Woodstock, MN	79 GWh	Dec 2010	Dec 2023	Wind
Ridge Farm	Ridge Farm Solar 1 LLC	Ridge Farm, IL	4 GWh	Nov 2020	Dec 2023	Solar
Richland Center Renewable Energy LLC	Richland Center Renewable Energy LLC	Richland Center, WI	6 GWh	Feb 2013	Dec 2023	Other Biomass Gas
Arpin Dam	Renewable World Energies LLC	Radisson, WI	6 GWh	Aug 1971	Dec 2023	Water
Clam River Dam	Renewable World Energies LLC	Danbury, WI	5 GWh	Mar 1942	Dec 2023	Water
Danbury Dam	Renewable World Energies LLC	Danbury, WI	3 GWh	Dec 1920	Dec 2023	Water
Flambeau Lower Project	Renewable World Energies LLC	Park Falls, WI	3 GWh	Dec 1922	Dec 2023	Water
Iowa Hydro LLC	Renewable World Energies LLC	Maquoketa, IA	4 GWh	Dec 1923	Aug 2024	Water
Flambeau Crowley Rapids Project	Renewable World Energies LLC	Park Falls, WI	3 GWh	Dec 1929	Dec 2023	Water
LAC Courte Oreilles Hydroelect	Renewable World Energies LLC	Winter, WI	8 GWh	Nov 1986	Dec 2023	Water

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	894.0 GWh	4
#26	Associated Electric Cooperative, Inc.	22.7 TWh	47
#13	Duke Energy Carolinas	110.9 TWh	556
#51	Duke Energy Progress West	4.1 TWh	10
#24	Louisville Gas and Electric Company and Kentucky Utilities Company	33.2 TWh	20
#1	PJM Interconnection, LLC	843.8 TWh	2,305
#21	Public Service Company of Colorado	45.1 TWh	201
#5	Southwest Power Pool	290.4 TWh	762
#53	Southwestern Power Administration	3.5 TWh	31
#9	Tennessee Valley Authority	157.5 TWh	170

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#1	PJM Interconnection, LLC	843.8 TWh	2,305
#2	Midcontinent Independent System Operator, Inc.	631.0 TWh	2,653
#3	Electric Reliability Council of Texas, Inc.	461.0 TWh	1,139
#5	Southwest Power Pool	290.4 TWh	762
#6	Southern Company Services, Inc. - Trans	247.9 TWh	393
#7	California Independent System Operator	191.5 TWh	1,943
#9	Tennessee Valley Authority	157.5 TWh	170
#10	Florida Power & Light Co.	147.7 TWh	159
#12	New York Independent System Operator	130.0 TWh	1,100
#13	Duke Energy Carolinas	110.9 TWh	556